Descriptive1

Descriptive statistics summarizes or describes the characteristics of a data set.

• True

• False

• Frequency Cross table

• Relative Frequency Cross table

Pie Chart is a perfect choice when there are many categories.

• True

• False

---- are highly affected by extreme values. choose all possible answers

• Mean

• Standard Deviation

• Median

• Inter-Quartile Range

• Pie Chart

• Bar Chart

• Box Plot

• Pareto Chart

Product B constitues 20% of sales

• True

• False

Standard deviation measured the dispersion of data from the mean

• True

• False

the first quartile (Q1) is the value in a dataset that separates the lower 25% of the data from other higher values

• True

• False

Correlation ranges between -1 and +1

• True

• False

Negative covariance between two variables means if one of them has a high value, the other will have a low value.

• True

• False